Sun visor



FIG. 1 is a front perspective view of a sun visor according to our new design;

FIG. 2 is a top plan view of the sun visor of FIG. 1;

FIG. 3 is a front elevational view of the sun visor of FIG. 1; and,

FIG. 4 is a left side view of the sun visor of FIG. 1; the right side view being a mirror image thereof.

The rear of the sun visor is unornamented. 

CLAIM The ornamental design for a sun visor, as shown and described. 